198971520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9421}}^1$

素因数の和:9454

約数の個数: 128

約数和(自身を含む): 691951680

約数和(自身を除く): 492980160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 9421, 10560, 18842, 21120, 28263, 37684, 47105, 56526, 75368, 94210, 103631, 113052, 141315, 150736, 188420, 207262, 226104, 282630, 301472, 310893, 376840, 414524, 452208, 518155, 565260, 602944, 621786, 753680, 829048, 904416, 1036310, 1130520, 1205888, 1243572, 1507360, 1554465, 1658096, 1808832, 2072620, 2261040, 2487144, 3014720, 3108930, 3316192, 3617664, 4145240, 4522080, 4974288, 6029440, 6217860, 6632384, 8290480, 9044160, 9948576, 12435720, 13264768, 16580960, 18088320, 19897152, 24871440, 33161920, 39794304, 49742880, 66323840, 99485760, 198971520]

約数ペア:

[(1, 198971520), (2, 99485760), (3, 66323840), (4, 49742880), (5, 39794304), (6, 33161920), (8, 24871440), (10, 19897152), (11, 18088320), (12, 16580960), (15, 13264768), (16, 12435720), (20, 9948576), (22, 9044160), (24, 8290480), (30, 6632384), (32, 6217860), (33, 6029440), (40, 4974288), (44, 4522080), (48, 4145240), (55, 3617664), (60, 3316192), (64, 3108930), (66, 3014720), (80, 2487144), (88, 2261040), (96, 2072620), (110, 1808832), (120, 1658096), (128, 1554465), (132, 1507360), (160, 1243572), (165, 1205888), (176, 1130520), (192, 1036310), (220, 904416), (240, 829048), (264, 753680), (320, 621786), (330, 602944), (352, 565260), (384, 518155), (440, 452208), (480, 414524), (528, 376840), (640, 310893), (660, 301472), (704, 282630), (880, 226104), (960, 207262), (1056, 188420), (1320, 150736), (1408, 141315), (1760, 113052), (1920, 103631), (2112, 94210), (2640, 75368), (3520, 56526), (4224, 47105), (5280, 37684), (7040, 28263), (9421, 21120), (10560, 18842)]